Let's face it, very few of us tell the truth all the time, even if it's just a small lie, like saying you love your friend's new hair style. It can be tricky to tell if someone's lying or being truthful if you have no way to check their story. Using Dr. Lillian Glass' ideas from her book The Body Language of Liars, Business Insider has created a useful infographic showing 10 signs someone is lying to you. Take a look!
Numerous factors can trigger a polygraph test to produce a false positive, including high blood pressure, pregnancy and drugs or alcohol. Lie detector tests don't actually test whether you're telling the truth; rather, they test whether you're nervous or excited, so false positives can occur.
Jason Hanson Spy Escape & Evasion Can you tell when a person is telling you the truth or not? Here are thirteen pointers from Jason Hanson of what to look for in conversations to determine “truth or lie.” Never start a conversation with a suspect making an accusation. Begin your conversation with other simple comments. […]